Question

A boy sharpens a pencil at both the ends and then uses its back ends ato complete an electric circuit will the current flow though the electric circuit? Give reason for your answer .Name the blakc substance of the pencil

Answer 1

Yes , the current will flow through the electric circuit. This is because the black substance of pencil is graphite and being a good conductor of electricity , the graphite core of pencil allows the electric current top flow through it